High mileage on a 6.6 Duramax is less about a single scary number on the odometer and more about how that number lines up with the engine’s design, maintenance history, and known weak spots. The same ...

When it comes to heavy-duty diesels, enthusiasts and truck owners inevitably circle back to the best American diesel engines: Ford's 7.3L PowerStroke, Dodge's 5.9L Cummins, and GM's 6.6L Duramax. If ...

The Duramax engine was introduced in 2001, and it quickly became known for its reliability and performance. The 6.6L Duramax diesel engine has made an appearance in the Chevrolet Silverado and the GMC ...

More info is leaking out of Chevrolet about the coming 2024 Silverado HD models. The 6.6-liter Duramax diesel engine has been revamped, adding more power and torque, along with other refinements.

The 6.6-liter LMM Duramax V8 diesel engine was introduced midway through the 2007 model year, when it replaced the 6.6 liter LBZ Duramax variant. As such, it powered Chevrolet Silverado Heavy-Duty and ...

Normally, when issues like damage and high mileage make replacing the cylinder heads on a 6.6L Duramax diesel engine necessary, most people use rebuilt stock heads. This has been the standard practice ...

Yesterday, Chevrolet revealed the 2019 Silverado Medium Duty conventional cab trucks. At the time of the announcement, Chevrolet stated that the 2019 Silverado Medium Duty engine will be a 6.6L ...

AFE Power’s New Cold-Air Intake, Diamond Eye’s DPF-Back Dual Exhaust, and Hypertech’s Programmer Improve a 6.6L Duramax LML’s Overall Performance and Fuel Economy In the first installment of this ...